Bradford White HE-4-50S6FSX - Manual (Page 27)

Page 27
Gas Control Disassembly / Assembly (cont’d)
Step 6. Using a slotted screwdriver (or a T-15 torx),
remove the screw (holding the cover on) at the bottom of the gas
control.
Step 7. Depress both tabs on the top of the gas control cover and pull to remove.
Step 8. Disconnect the temperature sensor wire harness
from the gas control board.
Flammable Vapor Sensor Testing
Step 1. Move the gas control power switch to the “OFF”
position.
Step 2. Disconnect the flammable vapor sensor /
resettable thermal switch (FVS/RTS) harness from the gas
control.
Flammable Vapor Sensor Testing
Gas control power
switch
FVS/RTS harness
Slotted screwdriver
Temperature sensor wire
harness
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